Function drawMeshTile

3rdparty/recast/DetourDebugDraw.cpp:120–235

}

static void drawMeshTile(duDebugDraw* dd, const dtNavMesh& mesh, const dtNavMeshQuery* query,
						 const dtMeshTile* tile, unsigned char flags)
{
	dtPolyRef base = mesh.getPolyRefBase(tile);

	int tileNum = mesh.decodePolyIdTile(base);
	const unsigned int tileColor = duIntToCol(tileNum, 128);
	
	dd->depthMask(false);

	dd->begin(DU_DRAW_TRIS);
	for (int i = 0; i < tile->header->polyCount; ++i)
	{
		const dtPoly* p = &tile->polys[i];
		if (p->getType() == DT_POLYTYPE_OFFMESH_CONNECTION)	// Skip off-mesh links.
			continue;
			
		const dtPolyDetail* pd = &tile->detailMeshes[i];

		unsigned int col;
		if (query && query->isInClosedList(base | (dtPolyRef)i))
			col = duRGBA(255,196,0,64);
		else
		{
			if (flags & DU_DRAWNAVMESH_COLOR_TILES)
				col = tileColor;
			else
				col = duTransCol(dd->areaToCol(p->getArea()), 64);
		}
		
		for (int j = 0; j < pd->triCount; ++j)
		{
			const unsigned char* t = &tile->detailTris[(pd->triBase+j)*4];
			for (int k = 0; k < 3; ++k)
			{
				if (t[k] < p->vertCount)
					dd->vertex(&tile->verts[p->verts[t[k]]*3], col);
				else
					dd->vertex(&tile->detailVerts[(pd->vertBase+t[k]-p->vertCount)*3], col);
			}
		}
	}
	dd->end();
	
	// Draw inter poly boundaries
	drawPolyBoundaries(dd, tile, duRGBA(0,48,64,32), 1.5f, true);
	
	// Draw outer poly boundaries
	drawPolyBoundaries(dd, tile, duRGBA(0,48,64,220), 2.5f, false);

	if (flags & DU_DRAWNAVMESH_OFFMESHCONS)
	{
		dd->begin(DU_DRAW_LINES, 2.0f);
		for (int i = 0; i < tile->header->polyCount; ++i)
		{
			const dtPoly* p = &tile->polys[i];
			if (p->getType() != DT_POLYTYPE_OFFMESH_CONNECTION)	// Skip regular polys.
				continue;